|Enzymes||Substances that speed up the chemical reactions of digestion. |
|Dietary fibre||Parts of plants that cannot be digested, which helps the body eliminate waste. |
|Lipids||(fats and oils) A source of energy. Found in butter, milk, eggs, nuts.
Protein: Nutrient your body uses to build new tissue for growth and repair. Sources are meat, fish, eggs, dairy products, beans, nuts and seeds.
|Stomach||A sac where food is mixed with acidic juices to start the digestion of protein and kill microorganisms. |
|Small intestine||Upper part of the intestine where digestion is completed and nutrients are absorbed by the blood. |
|Large intestine||Lower part of the intestine from which water is absorbed and where faeces are formed. |
|Gut bacteria||Microorganisms that naturally live in the intestine and help food break down. |
|Breathing||The movement of air in and out of the lungs. |
|Trachea (windpipe)||Carries air from the mouth and nose to the lungs. |
|Bronchi||Two tubes which carry air to the lungs. |
|Bronchioles||Small tubes in the lung. |
|Alveoli||Small air sacs found at the end of each bronchiole. |
|Ribs||Bones which surround the lungs to form the ribcage. |
|Diaphragm||A sheet of muscle found underneath the lungs. |
|Lung volume||Measure of the amount of air breathed in or out. |